Use this as a tool for your locked and private stories to cover up major reveals or plot twists. Also Use It To Make It Mean You Can't Find The Person For The Role.
Spoiler
"The Killer"
for "The Killer" in Glass Onion: A Knives Out Mystery (2022)
Suggested by fancastunity
Detective Benoit Blanc travels to Greece to peel back the layers of a mystery involving a new cast of suspects.